1. Laudatio on the occasion of Prof. Dr. Konrad Spang's seventieth birthday

   • R. Jacob
   • W. Schaper

   Announcement Pages: 349 - 350

2. Effects of moderate coronary stenosis on myocardial flow reserve in man and in the dog

   • R. H. Wirth
   • U. B. Brückner
   • U. Mittmann

   Original Contributions Pages: 351 - 360

3. Measurement of flow velocity in the model circulation by videodensitometry. Methodological investigations

   • U. Fermor
   • H. Huber
   • P. Spiller

   Original Contributions Pages: 361 - 377

4. Prediction of myocardial blood flow by DPTI and prediction of the adequacy of myocardial O₂ supply by the DPTI/STTI ratio under maximal coronary dilation

   • D. Baller
   • H. Sigmund-Duchanova
   • G. Hellige

   Original Contributions Pages: 378 - 388

5. Alterations in rat myocardial mechanics under Goldblatt hypertension and experimental aortic stenosis

   • A. Kämmereit
   • R. Jacob

   Original Contributions Pages: 389 - 405

6. Quantitative determination of cardiac myosin subunits stained withfast green in SDS-electrophoresis gels

   • I. Medugorac
   • K. Geckle

   Original Contributions Pages: 406 - 416

7. Observations on the mechanism of human ventricular vulnerability during premature stimulation

   • D. W. Fleischmann
   • T. Pop
   • J. M. T. De Bakker

   Original Contributions Pages: 417 - 434

8. Morphological alterations of non-varicose and varicose veins

   • H. J. Leu
   • M. Vogt
   • H. Pfrunder

   Original Contributions Pages: 435 - 444

9. Plasma renin activity and hypertrophy of the right ventricle in hypoxic rats

   • D. Kentera
   • D. Sušić
   • D. Čemerikić

   Original Contributions Pages: 445 - 450